# -*- encoding: utf-8 -*-

# :enddoc:

#
# helpers.rb
#
# Copyright 2013-2015 Krzysztof Wilczynski
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

require 'stringio'

module MagicTestHelpers
  def capture_stderr
    saved_stderr, $stderr = $stderr, StringIO.new
    [yield, $stderr.string]
  ensure
    $stderr = saved_stderr
  end
end

# vim: set ts=2 sw=2 sts=2 et :
# encoding: utf-8
